US2862555A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Card punching machines
Assignee: International Business Machines Corp
•
Filing: 1954-11-12
•
Granted: 1958-12-02
•
Expires: 1974-11-12
Abstract
No abstract record available.
Inventors
- 👤 Henry A Jurgens
- 👤 Donald K Rex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:47
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/02; H05K1/03; H05K1/0306; B; B26; B26F; B26F1/00; B26F1/02; B26F1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4594
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1650937A
Cited
GB191220494A
Cited
US1405513A
Cited
US1691917A
Cited
US1717231A
Cited
US2240667A
Cited
US2394604A
Cited
US2547445A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |